Fastly is an American content delivery network specialising in edge computing. The company highlights specific features as differentiators from their competitors including reverse proxying and instant purging.
The Shopify platform uses both Fastly and Cloudflare to power their sites.
Chinafy and Fastly both are related to a website and or web applications performance. However -
Chinafy specialises in web performance for China. The platform combines both intelligent China web resource compatibility solutions with a fully-managed China-specific infrastructure - including fast near-China CDN.
The Fastly solution is widely used across various websites for acceleration and security purposes, with the majority of its solutions applied across global, non-China websites.
They can be used in compliment. More in Using Chinafy with Fastly.
Use of any onshore CDN PoPs in China, irrespective of provider, requires an ICP licence, which relatedly requires an onshore China business entity.
As Fastly does not have a China presence however, Fastly customers will all be leveraging Fastly's Global CDN, including Near-China PoPs.
Learn more about how Chinafy helps achieve near-native onshore performance, offshore without a separate site, ICP license or onshore hosting for Fastly sites.
Fastly customers with origins outside of China may experience up to 50-70% latency for their end-viewers in China versus customers using Chinafy either in combination with rim delivery leveraging the Fastly global network or Chinafy’s de facto CDN stack leveraging several providers.
Fastly does not have any Points of Presence (PoPs) in China. They have seven rim PoPs near-China in Asia as of 2021.
Fastly does not provide China compatibility solutions to handle for, resolving, or replacing resources that are blocked or inaccessible from China. Common technologies that interfere with a site’s functionality in China and may appear broken include Vimeo, Youtube, Twitter, Google APIs and more.
Please refer to Chinafy vs. CDN.